碧空云逸远,北国恰秋凉。
天阙星晖耀,池塘月影双。
蟾蜍环紫晕,极地显灵光。
祥瑞同心悦,高朋尽桂觞。
Northern Light in Edmonton, Alberta, Canada
http://ca.news.yahoo.com/photos/aurora-borealis-light-up-sky-slideshow/#crsl=%252Fphotos%252Faurora-borealis-light-up-sky-slideshow%252Fthe-aurora-borealis-or-northern-lights-are-spotted-over-downtown-edmonton-mon-nite-no-filter-yeg-photo-1349827022.html